The ultimate long range AR-15upper is finally here! The 224 Valkyrie round was developed to bring unheard of accuracy and long range ballistic performance to the AR-15 platform. Barrel: The PSA 224 Valkyrie upper receiver was created with a 416R Stainless Steel barrel with a 1:7 twist rate for…

…Assembled Upper Receiver comes with the dust cover and forward assist already installed. This upper is machined from 7075 T6 Aluminum forging. Featuring M4 feed ramps, this upper receiver is machined to Military Specifications & Standards and can be used with multiple calibers on the AR-15 platform.…

The Slide Fire 2-piece hand guard is designed with upper and lower heat shields for maximum cooling. It accommodates gas piston or direct gas impingement systems and is designed to fit AR-15 platform carbine length rifles. The high strength polymer material is half the weight of aluminum hand…